London Overground told passengers there was no service between Canonbury and Stratford stations due to an "incident" at Dalston Kingsland.

Service later resumed with severe delays and Dalston Kingsland station reopened at about 8am.

Duncan Cross, Deputy Director of London Overground, said: "At around 7.14am today there was an incident involving a faulty drill that was being carried to work by a customer at Dalston Kingsland. The train was evacuated and the emergency services attended.

"We would like to apologise to customers who were on board and to our customers whose journeys have been disrupted."